Chapter 1: Introduction to Signals
Problem 1.1:
i) z[m,n,k] is a three dimensional (3D) DT signal. The independent variables are given by m, n, and k,
while z is the dependent variable. Digital video is an example of a 3D DT signal of the form z[m,n,k]. T

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ENGINEERING BIOMECHANICS: STATICS1
Beatriz Guevarez, Joshua Ros, Nayka Rivera, Sharon Vzquez and Melvia Villega